The Terrible deeds of George L. Shaftsbury : who killed his own mother and sister, then fled to New York, where he joined the murderess Marie Lavine, whom he detected in the act of dragging to the river the body of a man, whom she had murdered in one of the dens of Walnut Street, in that city and they after passed through the most dark and unparalelled career of crime and were finally both executed in Quebec, June 7, 1850, for the murder of Lord Amel and family.